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Btrfs: Maintain a list of inodes that are delalloc and a way to wait on them

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2008-08-04 23:17:27 -04:00
parent d7a029a89e
commit ea8c281947
7 changed files with 60 additions and 13 deletions
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12
fs/btrfs/extent-tree.c
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@ -1230,7 +1230,6 @@ static int update_space_info(struct btrfs_fs_info *info, u64 flags,
found->total_bytes += total_bytes;
found->bytes_used += bytes_used;
found->full = 0;
WARN_ON(found->total_bytes < found->bytes_used);
*space_info = found;
return 0;
}
@ -2841,8 +2840,7 @@ again:
*/
clear_page_dirty_for_io(page);
set_extent_delalloc(io_tree, page_start,
page_end, GFP_NOFS);
btrfs_set_extent_delalloc(inode, page_start, page_end);
set_page_dirty(page);
unlock_extent(io_tree, page_start, page_end, GFP_NOFS);
@ -3319,6 +3317,13 @@ again:
key.type = 0;
cur_byte = key.objectid;
mutex_unlock(&root->fs_info->alloc_mutex);
btrfs_start_delalloc_inodes(root);
btrfs_wait_ordered_extents(tree_root);
mutex_lock(&root->fs_info->alloc_mutex);
ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);
if (ret < 0)
goto out;
@ -3401,6 +3406,7 @@ next:
btrfs_clean_old_snapshots(tree_root);
btrfs_start_delalloc_inodes(root);
btrfs_wait_ordered_extents(tree_root);
trans = btrfs_start_transaction(tree_root, 1);